Patent Model - Improvement in Compound Steam Boilers and Engines
Maker and role
William Hanna (b.1812, d.1894), Patentee
Production date
Oct 31 1876
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Object detail
Media/Materials
Walnut (visual), tin, iron
Measurements
8 1/2 x 11 13/16 x 9" (21.6 x 30 x 22.9cm)
Description
Hanna's invention relates "to an improved compound steam boiler and engine, by which steam of high pressure is generated and applied in twofold manner as a motive power for engines, and the exhaust steam further utilized to augment the generation of steam of less pressure for the additional application of the same." (Patent Number 183,845)
Collection
Object number
2015.14.2277a,b
Maker
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